Kei te patuiro i te Aue Kernel (2024)
\u003ch2\u003ePatuino i te Kernel Oops (2024)\u003c/h2\u003e \u003cp\u003e Ka whakaratohia e tenei tuhinga nga tirohanga me nga korero nui mo tana kaupapa, ka whai waahi ki te tiri matauranga me te maarama.\u003c/p\u003e \u003ch3\u003eKua Tangohia\u003c/h3\u003e \u003cp\u003e Kaipānui ca...
Mewayz Team
Editorial Team
Patai Auau
He aha te kakano oops me pehea te rereke o te kakano oops?
Ko te kernel oops he hapa kore-mate i roto i te pata Linux e tohu ana i puta tetahi mea ohorere, penei i te whakakorenga tohu tohu kore, te takahi mahara ranei. Kaore i rite ki te panic kernel, ka aukati i te katoa o te punaha, ka taea e te oops te whakahaere tonu i te punaha i roto i te ahua koretake. Ko te patuiro i te oops ka uru ki te tātari i te tohu taapu, te tautuhi i te kōwae hapa, me te tirotiro i nga putunga rehita hei tohu i te take o te take.
He aha nga taputapu e whakamahia ana hei patuiro i nga karere oops kernel?
Ko nga taputapu tuatahi ko dmesg mo te hopu oops putanga, addr2line me gdb mo te whakamaori i nga wahitau mahara ki nga rarangi waehere puna, me te objdump mo te wetewete i te wetewete. Ka whakawhirinaki ano nga kaiwhakawhanake Kernel ki ftrace, kprobes, me KASAN mo te patuiro wa. Mo nga kapa e whakahaere ana i nga hanganga uaua, ko nga papaaho pera i a Mewayz te tuku neke atu i te 207 nga waahanga mo te $19/mo hei awhina i te whakamaarama i nga punaha whakahaere me nga rerenga mahi tātaritanga.
Me pehea taku panui me te whakamaarama i te whatu oops stack trace?
Tīmata mā te tautuhi i te momo oops (hei tauira, "BUG: unable to handle page fault") me te tohu tohutohu (IP/RIP) e whakaatu ana i hea te hapa. Muri iho, tirohia te tohu waea kia mohio ai koe ki te ara mahi e arai ana ki te hapa. Rapua nga ingoa kōwae i roto i nga taiapa hei tautuhi mena i ahu mai te take i roto i te kowae utaina, i te pata matua ranei. Ko nga wahitau tohutoro whakawhiti me to hanga kernel ma te whakamahi addr2line ki te mapi hoki ki nga rarangi puna motuhake.
Ka taea te aukati i nga hapa oops kernel?
Ahakoa karekau nga hapa oops kernel katoa e taea te aukati, ko nga mahi whakakorikori ka tino whakaiti i te puta. Whakahohehia nga whiringa patuiro kernel penei i te KASAN, UBSAN, me te lockdep i te wa o te whanaketanga kia mau wawe nga take. Kia mau ki te whakahou i to kaara me nga taraiwa, whakamatautauhia nga waahanga ritenga, me te aro turuki i nga raarangi punaha mo nga tohu whakatupato. Ko nga otinga aroturuki aunoa ka awhina ki te kite i nga tauira i mua i te pikinga ake - Ka whakarato a Mewayz i nga waahanga 207 kua rite ki te whakamahi timata mai i te $19/mo mo te tirotiro hauora punaha matawhānui.
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